diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 67caa59..0a2d3a9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -24,10 +24,22 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest]
         node: [12, 14, 16]
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11.0']
+        # Python 3.11 is currently broken in `setup-python` on MacOS
+        # https://github.com/actions/setup-python/issues/531
+        exclude:
+          - os: macos-latest
+            python-version: '3.11.0'
+            node: 12
+          - os: macos-latest
+            python-version: '3.11.0'
+            node: 14
+          - os: macos-latest
+            python-version: '3.11.0'
+            node: 16
 
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v3
 
       # TODO: ensure that pyright-python uses this node version
       - uses: actions/setup-node@v2
@@ -35,7 +47,7 @@ jobs:
           node-version: ${{ matrix.node }}
 
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -74,10 +86,10 @@ jobs:
         python-version: [3.9]
 
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v3
 
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
 
diff --git a/setup.py b/setup.py
index 3fd8fb1..405c5ec 100755
--- a/setup.py
+++ b/setup.py
@@ -70,5 +70,6 @@
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
     ],
 )
diff --git a/tox.ini b/tox.ini
index 3ad215c..55e3de4 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,6 +6,7 @@ envlist =
     py38,
     py39,
     py310,
+    py311,
     report,
 
 skip_missing_interpreters = true